Firearm Handguard Clamp With Deformable Lugs for Fast Attachment
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Solution Overview
Problem
Existing handguards for firearms, particularly those made of wood, have limitations in functionality, installation speed, and compatibility with accessories, necessitating improved designs for enhanced user experience and functionality.
Innovation Solution
A handguard system comprising a first and second portion with a clamp having deformable lugs and a fastener, which secures to a firearm by tightening, ensuring contact with both the barrel and magazine tube for a secure fit, allowing quick and tool-free assembly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional wooden handguards are used, then aesthetic appearance is maintained, but functionality and accessory compatibility are limited
Solution Approach 1:
The handguard is divided into multiple segments or portions that can be independently configured. This segmentation allows different sections to serve different functions - some portions can be optimized for accessory mounting while others maintain traditional aesthetic qualities, thereby increasing overall versatility without compromising manufacturing simplicity.
Solution Approach 2:
The handguard design incorporates universal mounting interfaces and attachment mechanisms that enable multiple functions within a single component. The handguard can serve as both a protective cover and an accessory mounting platform, eliminating the need for separate wooden aesthetics components and improving both versatility and ease of manufacture.
2Reliability
If complex handguard attachment mechanisms are used, then secure fitting is achieved, but installation time increases
Solution Approach 1:
The attachment mechanism is pre-configured with alignment features and pre-positioned mounting elements that guide the handguard into proper placement before final securing. This preliminary action ensures secure fitting while reducing the time required for installation, as the complex securing steps are simplified through pre-established alignment and positioning features.
Solution Approach 2:
The patent replaces complex mechanical attachment systems with simplified fastening mechanisms such as snap-fit connections, quick-release latches, or tool-free clamps. These substitutions maintain reliable secure fitting while dramatically reducing installation time by eliminating the need for multiple fasteners, alignment procedures, or specialized tools.
3Reliability
If deformable lugs are used for attachment, then secure contact with barrel and magazine tube is achieved, but clamp complexity increases
Solution Approach 1:
The clamp utilizes deformable lugs that change their physical parameters (shape, volume, rigidity) during the attachment process. These lugs are designed to elastically deform under compression to conform to the contours of the barrel and magazine tube, ensuring secure contact. The parameter changes occur automatically through material properties rather than complex mechanical adjustments, thereby maintaining reliability while minimizing clamp structure complexity.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The system provides a secure, low-profile attachment that enhances styling, improves grip, and facilitates easy installation and removal of the handguard, accommodating various firearm types with improved accessory compatibility.
Implementation Method 1
The upper ends of the projecting deformable lugs are cylindrical in shape and are designed to move inward and downward upon tightening of the fastener
Data Source
AI summary
A firearm is provided that comprises a barrel, a magazine tube below the barrel, and a handguard with first and second portions. A clamp between the handguard portions has a main body with deformable lugs and a fastener. The handguard's first portion features an arcuate surface for the barrel and a bore for the magazine tube. The lugs move inward and downward, securing the handguard. The clamp is positioned within a recess between the handguard portions. Fasteners are accessible through apertures in the handguard. The clamp contacts both the magazine tube and the barrel when tightened. The clamp includes a main body and deformable lugs, with a fastener to secure the handguard. The lugs are deformable, made of various materials, and designed to bend upon tightening. The method involves positioning and tightening the clamp to deform the lugs and secure the handguard.